Answer:
REM Stage of Sleep
Explanation:
Stage 3 Sleep [ REM Stage ] is the deepest stage of sleep. It is most revitalising & refreshening up sleep. It is crucial to re energise brain.
In this stage : Respiration , heart rate increases, brain activity is high & vivid dreams may occur, body becomes immobile & it is difficult to wake someone up. There are slow delta waves & rapid eye movement.
It is a very short duration (3 - 8% ) of total sleep and its concentration keeps on decreasing with age.
Answer:
This is called cluster sampling procedure.
Explanation:
In this type of procedure, a group of elements is considered instead of individual units. This proceddure is usually based on geography, and it's useful due to its efficiency regarding cost and time.
There are a few disadvantages, though: it might not be diverse enough to be significant, and it's possible that some elements of other groups (in this case, other districts) share some features.
<span>Teacher/student
The senpai in Japanese culture is a kind of mentor, of upper class or upper age so this is similar to a teacher. Kohai is the equivalent of a student, or a protegee, and is usually younger. </span>
Answer:
Digestion
Explanation:
Digestion is the process of breaking down food into their most basic forms. In humans digestion starts in mouth (30% starch is broken into maltase). in stomach proteins are broken into peptones and in infants milk proteins are also digested in stomach. and the final digestion takes place in small intestine with the help of different enzymes (trypsin, pancreatic enzymes etc) released from different glands (intestinal glands, pancreatic glands) and finally after the action of all enzymes food is converted into most basic forms of them (frctose = glucose + galactose, proteins to dipeptides or amino acids etc).
The correct answer is to show the sources that were used to prepare the presentation
